[1]
Hemming, D., Jalkanen, R. and Leavitt, S.W. 2001. Preliminary relationships between climate and the apical extension, needle production and ring width of Pinus ponderosa in Arizona, USA. Journal of Palaeosciences. 50, (1-3) (Dec. 2001), 125–131. DOI:https://doi.org/10.54991/jop.2001.1816.